Gates 23037 Radiator Coolant Hose - Upper

Gates 23037 Molded Coolant Hose Overview

The Gates 23037 molded coolant hose is a direct-fit radiator coolant hose for select Jeep applications. Built from EPDM and formed to OEM-style dimensions, it supports upper cooling system routing on the Jeep Commander and Jeep Grand Cherokee.

Gates Molded Coolant Hose products are built for replacement cooling system service, with shaped hose geometry that matches the original routing for easier service and a cleaner fit. This line covers upper, lower, bypass, heater, and other coolant hose applications across a broad range of vehicles.

Key Features

• EPDM construction for cooling system use
• Molded hose design for OE-style routing
• 1.5 in. inside diameter at both ends
• 12.7 in. centerline length
• No spring and no quick-connect fittings
• Direct replacement part number: 23037

Detailed Product Description

Gates 23037 is a molded radiator coolant hose engineered for upper coolant routing on the 2005-2009 Jeep Grand Cherokee and 2006-2009 Jeep Commander. The molded shape helps match the factory hose path, while the EPDM material is commonly used in engine cooling systems for heat and coolant exposure resistance. If you are replacing a worn Jeep Grand Cherokee upper radiator hose or a Jeep Commander molded coolant hose, this part provides the correct formed profile for the listed applications. Cross-reference part numbers include Dayco 72224 and Continental 62970 for the same application.

What This Hose Helps Address

• Coolant leaks from a cracked or aged upper hose
• Softening, swelling, or collapse in the original hose
• Improper hose routing after prior repair work
• Cooling system service on a Jeep Commander or Jeep Grand Cherokee
• Replacement of a damaged molded radiator hose

Installation Notes and Tips

Verify the vehicle year, model, and upper hose routing before installation. Inspect hose clamps, thermostat housing connections, and radiator necks for wear or corrosion before transferring the new hose into place. Confirm that the hose follows the original molded path without twisting or kinking.

Quality Assurance

Gates manufactures molded coolant hoses to OEM-quality specifications for replacement cooling system service. The Gates 23037 is built to match the listed fitment and hose dimensions for dependable service on the specified Jeep applications.